phpBB by Przemo : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 145 Table './admin_pmrforum/phpbb_sessions' is marked as crashed and should be repaired

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('a0d75a4940ae56d74a66fed247269b7e', -1, 1484578395, 1484578395, '36cd993f', -1, 0, 0)

Line : 480
File : sessions.php